/Engine/Source/Runtime/Engine/Classes/Engine/World.h
Finds the audio settings to use for a given view location, taking into account the world's default settings and the audio volumes in the world.
If the settings came from an audio volume, the audio volume object is returned.
[AAudioVolume](API\Runtime\Engine\Sound\AAudioVolume) * GetAudioSettings ( const FVector & ViewLocation, struct [FReverbSettings](API\Runtime\Engine\Sound\FReverbSettings) * OutReverbSettings, struct [FInteriorSettings](API\Runtime\Engine\Sound\FInteriorSettings) * OutInteriorSettings ) const